CN203979587U - A kind of electromagnetic gas valve - Google Patents
A kind of electromagnetic gas valve Download PDFInfo
- Publication number
- CN203979587U CN203979587U CN201420429438.7U CN201420429438U CN203979587U CN 203979587 U CN203979587 U CN 203979587U CN 201420429438 U CN201420429438 U CN 201420429438U CN 203979587 U CN203979587 U CN 203979587U
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- CN
- China
- Prior art keywords
- iron core
- valve body
- air parcel
- gear air
- static iron
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Abstract
The utility model relates to a kind of electromagnetic gas valve, comprise valve body and be located at the shell that valve body top is flexibly connected with valve body, enclosure hollows out and forms the first cavity, in described the first cavity, be provided with electromagnetic coil, described electromagnetic assembly comprises moving iron core, static iron core and electric drive unit, this model utility be also provided with one with the gear air parcel of moving iron core interlock, valve inner is positioned at gear air parcel below and is provided with breather line, and the span of described gear air parcel and breather line is less than the span between moving iron core and static iron core.When being provided with after gear air parcel, utilize moving iron core and the vertical lift of static iron core under electromagnetic induction to reach the lifting of controlling gear air parcel, to be used for covering breather line.
Description
Technical field
The utility model relates to valve field, and particularly a kind of gas output is large, simple in structure, the better electromagnetic gas valve of sealability.
Background technique
Electromagnetic gas valve is a kind of solenoid valve that is gas through valve body media.Solenoid valve generally includes valve body, inlet hole, the static iron core that is arranged on the moving iron core in valve body and is oppositely arranged with moving iron core, coil, static iron core and moving iron core contacting point are typically provided with a breather line, working principle is generally electromagnetic gas valve in the time of no electric circuit, between moving iron core and static iron core, utilize spring that both are flicked, when gas enters valve body through inlet hole, can be through the breather line on static iron core, utilize this breather line effluent air, some pneumatic elements are controlled, and electromagnetic gas valve when energising, utilize electromagnetic induction principle, moving iron core after energising can produce magnetic force, with the adhesive of static iron core phase, utilize the close-fitting of moving iron core and static iron core that breather line is blocked, reach the break-make of gas.But after arranging like this, because breather line is less, gas flow can only produce less gas output in the time of breather line, and the less meeting of gas output causes pneumatic element reaction not rapid, cannot meet the operating mode of some needs highi degree of accuracy break-makes, and use moving iron core to open and close, sealing effect is poor.
Summary of the invention
It is large that problem to be solved in the utility model is to provide a kind of gas output, simple in structure, the better electromagnetic gas valve of sealability.
For solving the problems of the technologies described above, the utility model comprises valve body and is located at the shell that valve body top is flexibly connected with valve body, enclosure hollows out and forms the first cavity, in described the first cavity, be provided with electromagnetic assembly, described electromagnetic assembly comprises moving iron core, static iron core and electric drive unit, described valve body is provided with several supplied gas and enters inlet hole and the air outlet hole in valve body, described valve body and shell joint are provided with socket, in valve body, extend to form the second cavity downwards along socket direction, described static iron core is fixedly arranged in this second cavity, in the second cavity, static iron core place is vertically interval with a moving iron core in top place, described moving iron core is equipped with a penetration hole that shape is identical with aperture with static iron core, in described the first cavity, be provided with a connecting shaft that can match with penetration hole, described connecting shaft is fixedly connected with moving iron core respectively, be flexibly connected with static iron core, described connecting shaft bottom is provided with a gear air parcel, valve inner is positioned at gear air parcel below and is provided with breather line, the span of described gear air parcel and breather line is less than the span between moving iron core and static iron core.
Adopt after said structure, what lean on due to traditional air valve is that a breather line is set on static iron core, utilize the close-fitting of moving iron core and static iron core to reach the technique effect of switching, can cause gas output little but arrange like this, pneumatic element reaction is insensitive, cannot reach required operating mode, when being provided with after gear air parcel, utilize moving iron core and the vertical displacement movement of static iron core under electromagnetic induction to reach the lifting of controlling gear air parcel, to be used for covering breather line, and gear air parcel below is provided with breather line, and the size of this breather line depends on the size of keeping off air parcel, so the size of breather line can increase greatly after arranging like this, thereby gas output also can increase greatly.
As further improvement of the utility model, described moving iron core one end is connected with electric drive unit, and described moving iron core outside is surrounded by plunger tube road, and one end, described plunger tube road is butted on electric drive unit mutually, and the other end is butted on static iron core upper end mutually.
Adopt after said structure, because electromagnetic effect can produce larger electromagnetic interference, and other other electromagnetic equipments also can produce certain influence to it, are provided with behind plunger tube road, both effectively stopped outside electromagnetic interference, ensured again that moving magnet can obtain magnetic force preferably.
As further improvement of the utility model, described gear air parcel middle part hollows out formation jack, is provided with and the linkage rod of this jack close-fitting in described jack, and described linkage rod top and connecting shaft bottom offset.
Adopted after said structure, linkage rod and connecting shaft offset, and in the time that the connecting shaft on moving iron core moves downward, can drive linkage rod to move downward simultaneously, reach the technique effect of interlock.
As further improvement of the utility model, described gear air parcel is the frustoconic shape setting that top diameter is greater than base diameter, described gear air parcel is provided with some coil spring coils along shoulder rank place, described spring coil is wrapped in gear air parcel in this spring coil, and the vertical length of described gear air parcel is less than the natural drawing state of spring.
Adopt after said structure, fluctuated unstablely because outside gas can enter the position that makes to keep off air parcel, when having used after spring, can play certain fixation.
As further improvement of the utility model, described spring is provided with a diaphragm seal near static iron core end, described diaphragm seal digs the penetrating via inserting for linkage rod, the diameter of described penetrating via is greater than the diameter of linkage rod, described diaphragm seal outer wall place is circumferentially with several convex tendons, described convex tendon combination of two forms seal groove, in described seal groove, is provided with seal ring.
Adopted after said structure, arranging of seal ring can prevent that the gas that enters valve body from outwards spilling, and ensured the sealability of solenoid valve.
As further improvement of the utility model, described diaphragm seal outer wall place is provided with the first pressure stable hole, and described valve body is provided with the first pressure stable hole joint the second pressure stable hole contacting with outside air.
Adopted after said structure, the setting of working in coordination of the first pressure stable hole and the second pressure stable hole, has played in valve body and the air pressure balance of external environment condition.
As further improvement of the utility model, described valve body is made up of two mutually perpendicular two-way pipelines, be respectively admission line and gas pipeline, two passwaies of described admission line are equipped with two inlet plates consistent with passage inner diameter, and described inlet plate middle part hollows out formation inlet hole.
Adopted after said structure, arranging of two-way admission line can make the more efficient valve body that enters of gas, and the orthogonal setting of admission line and gas pipeline has also facilitated gas to flow in valve body.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the self-contained figure of this electromagnetic gas valve.
Fig. 2 is this electromagnetic gas valve longitudinal sectional view.
Fig. 3 is this electromagnetic gas valve enclosure structural drawing.
Fig. 4 is valve inner structural drawing.
Fig. 5 is valve body worm's eye view.
Fig. 6 is enclosure explosive view.
Embodiment
As shown in Fig. 1 Fig. 2 Fig. 3 Fig. 6, electromagnetic gas valve comprises valve body (1) and is located at the shell (2) that valve body (1) top is flexibly connected with valve body (1), shell (2) inside hollows out and forms the first cavity, in the first cavity, be provided with electromagnetic assembly, electromagnetic assembly comprises moving iron core (3), static iron core (4) and electric drive unit (5), the electrical power generator part that this electric drive unit (5) is quotidian similar motor, valve body (1) is provided with two each and every one supplied gas and enters inlet hole (6) and 1 air outlet hole (26) in valve body (1), valve body (1) is provided with socket (7) with shell (2) joint, static iron core (4) is fixedly arranged in this second cavity, static iron core in the second cavity (4) locates to be interval with a moving iron core (3) up, static iron core (4) is provided with a penetration hole (8), moving iron core (3) one end is connected with electric drive unit (5), moving iron core (3) outside is surrounded by plunger tube road (9), one end, plunger tube road (9) is butted on electric drive unit (5) mutually, the other end is butted on static iron core (4) upper end mutually.In the first cavity, be provided with a connecting shaft (14) that can match with penetration hole, connecting shaft (14) is fixedly connected with moving iron core (3) respectively, be flexibly connected with static iron core (4), connecting shaft bottom is provided with a gear air parcel (10), valve inner is positioned at gear air parcel (10) below and is provided with breather line (11), and the span of described gear air parcel (10) and breather line (11) is less than the span between moving iron core (3) and static iron core (4).
As shown in Figure 4, gear air parcel (10) middle part hollows out and forms jack (12), is provided with and the linkage rod (13) of this jack (12) close-fitting in described jack (12), and described linkage rod (13) top and connecting shaft (14) bottom offset.Gear air parcel (10) is greater than the frustoconic shape setting of base diameter for top diameter, described gear air parcel (10) is provided with some coil spring coils (15) along shoulder rank place, described spring coil (15) will keep off air parcel (10) and be wrapped in this spring coil (15), and the vertical length of described gear air parcel (10) is less than the natural drawing state of spring.Spring is provided with a diaphragm seal (16) near static iron core (4) end, described diaphragm seal (16) digs the penetrating via inserting for linkage rod (13), the diameter of described penetrating via is greater than the diameter of linkage rod, described diaphragm seal outer wall place is circumferentially with several convex tendons (17), described convex tendon (17) combination of two forms seal groove (18), and described seal groove is provided with seal ring in (18).
As shown in Figure 4 and 1, diaphragm seal outer wall place is provided with the first pressure stable hole (19), and described valve body (1) is provided with the first pressure stable hole (19) joint the second pressure stable hole (20) contacting with outside air.Valve body (1) is made up of two mutually perpendicular two-way pipelines, be respectively admission line (21) and gas pipeline (22), two passwaies of described admission line (21) are equipped with two inlet plates consistent with passage inner diameter (23), and described inlet plate (23) middle part hollows out formation inlet hole.Gas pipeline (22) one sides are provided with and the mutually perpendicular outlet pipe of gas pipeline (25), and described outlet pipe (25) one end is connected with gas pipeline (22), and the other end extends to valve outer wall place.
When use, only need be by the energising of electric drive unit, moving iron core (3) will produce magnetic force due to electromagnetic induction, thereby drives airtight plate to cover or open breather line.What lean on due to traditional air valve is that a breather line is set on static iron core (4), utilize the close-fitting of moving iron core (3) and static iron core (4) to reach the technique effect of switching, can cause gas output little but arrange like this, pneumatic element reaction is insensitive, cannot reach required operating mode, when being provided with after gear air parcel, utilize moving iron core (3) and the vertical displacement movement of static iron core (4) under electromagnetic induction to reach the lifting of controlling gear air parcel, and gear air parcel below is provided with breather line (11), and the size of this breather line (11) depends on the size of keeping off air parcel, so the size of breather line can increase greatly after arranging like this, thereby gas output also can increase greatly.
Claims (8)
1. an electromagnetic gas valve, comprise valve body and be located at the shell that valve body top is flexibly connected with valve body, enclosure hollows out and forms the first cavity, in described the first cavity, be provided with electromagnetic coil, described electromagnetic assembly comprises moving iron core, static iron core and electric drive unit, described valve body is provided with several supplied gas and enters inlet hole and the air outlet hole in valve body, it is characterized in that: described valve body and shell joint are provided with socket, in valve body, extend to form the second cavity downwards along socket direction, described static iron core is fixedly arranged in this second cavity, in the second cavity, static iron core place is vertically interval with a moving iron core in top place, described static iron core is provided with a penetration hole, in described the first cavity, be provided with a connecting shaft that can match with penetration hole, described connecting shaft is fixedly connected with moving iron core respectively, be flexibly connected with static iron core, described connecting shaft bottom is provided with a gear air parcel, valve inner is positioned at gear air parcel below and is provided with breather line, the span of described gear air parcel and breather line is less than the span between moving iron core and static iron core.
2. electromagnetic gas valve according to claim 1, it is characterized in that: described moving iron core one end is connected with electric drive unit, described moving iron core outside is surrounded by plunger tube road, and one end, described plunger tube road is butted on electric drive unit mutually, and the other end is butted on static iron core upper end mutually.
3. electromagnetic gas valve according to claim 1, is characterized in that: described gear air parcel middle part hollows out formation jack, is provided with and the linkage rod of this jack close-fitting in described jack, and described linkage rod top and connecting shaft bottom offset.
4. electromagnetic gas valve according to claim 3, it is characterized in that: described gear air parcel is the frustoconic shape setting that top diameter is greater than base diameter, described gear air parcel is provided with some coil spring coils along shoulder rank place, described spring coil is wrapped in gear air parcel in this spring coil, and the vertical length of described gear air parcel is less than the natural drawing state of spring.
5. electromagnetic gas valve according to claim 4, it is characterized in that: described spring is provided with a diaphragm seal near static iron core end, described diaphragm seal digs the penetrating via inserting for linkage rod, the diameter of described penetrating via is greater than the diameter of linkage rod, described diaphragm seal outer wall place is circumferentially with several convex tendons, described convex tendon combination of two forms seal groove, in described seal groove, is provided with seal ring.
6. electromagnetic gas valve according to claim 5, is characterized in that: described diaphragm seal outer wall place is provided with the first pressure stable hole, and described valve body is provided with the first pressure stable hole joint the second pressure stable hole contacting with outside air.
7. electromagnetic gas valve according to claim 1, it is characterized in that: described valve body is made up of two mutually perpendicular two-way pipelines, be respectively admission line and gas pipeline, two passwaies of described admission line are equipped with two inlet plates consistent with passage inner diameter, and described inlet plate middle part hollows out formation inlet hole.
8. electromagnetic gas valve according to claim 7, is characterized in that: described gas pipeline one side is provided with and the mutually perpendicular outlet pipe of gas pipeline, and described outlet pipe one end is connected with gas pipeline, and the other end extends to valve outer wall place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420429438.7U CN203979587U (en) | 2014-07-31 | 2014-07-31 | A kind of electromagnetic gas valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420429438.7U CN203979587U (en) | 2014-07-31 | 2014-07-31 | A kind of electromagnetic gas valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203979587U true CN203979587U (en) | 2014-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420429438.7U Expired - Fee Related CN203979587U (en) | 2014-07-31 | 2014-07-31 | A kind of electromagnetic gas valve |
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| Country | Link |
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| CN (1) | CN203979587U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104154298A (en) * | 2014-07-31 | 2014-11-19 | 瑞安市洛伊德机车部件有限公司 | Electromagnetic gas valve |
-
2014
- 2014-07-31 CN CN201420429438.7U patent/CN203979587U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104154298A (en) * | 2014-07-31 | 2014-11-19 | 瑞安市洛伊德机车部件有限公司 | Electromagnetic gas valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20160731 |